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TM 10-4320-324-14
6-8. Rocker Arm Assembly Repair (CONT).
b.
Cleaning/Inspection.
WARNING
Dry cleaning solvent P-D-680 is toxic and flammable. Wear protective goggles and gloves and use only in a
well ventilated area. Avoid contact with skin, eyes, and clothes and don't breathe vapor. Do not use near
open flame or excessive heat. The flash point is 100°F-138°F (380-50°C). If you become dizzy while using
cleaning solvent, get fresh air immediately and get medical aid. If contact with eyes is made, wash your
eyes with water and get medical aid immediately.
Compressed air used for cleaning purposes will not exceed 30 psi. Use only with effective chip guarding and
personal protective equipment (goggles/shield, gloves, etc).
(1) Clean parts in solvent P-D-680, Type II. Dry all parts using a clean shop rag.
(2) Clean all oil nozzle and bushing oil holes with compressed air.
(3) Inspect bushings for galling or excessive wear. Replace if defective.
(4) Inspect studs for damage. Replace if defective.
(5) Inspect thrust pads for defects. Replace if defective.
c.
Assembly.
(1) Install two studs (11) in rocker bracket (12).
(2) Install two oil nozzles (10) with dot stamped on screw head facing groove on rocker arm and top of screw
nearly flush with two nuts (9).
(3) Install two thrust pads (8).
(4) Install two studs (7) and nuts (6).
NOTE
Oil holes in bushing must aline with oil holes in rocker arm.
(5) Press two bushings (5) in rocker arms (3).
(6) Install two bushings (4), rocker arms (3), flat washers (2), and nuts (1).
d.
Follow-on Maintenance. Install rocker cover (para 5-22).
END OF TASK
6-34
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